Overstrike for a striking tool



FIG. 1 is a perspective view of an overstrike for a striking tool embodying my new design;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a left view thereof; and,

FIG. 5 is a right view thereof.

The broken lines within the claimed subject matter depict features of the overstrike for a striking tool that form no part of the claim. The remaining broken lines represent environmental subject matter that also forms no part of the claim. 

CLAIM The ornamental design for an overstrike for a striking tool, as shown and described. 